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Maps are updated within about 5 minutes of an earthquake or once an hour.
Brown lines represent known hazardous faults or fault zones. White lines are roads.
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Update time = Sat Aug 24 21:00:03 PDT 2019
Here are the earthquakes appearing on this map, most recent at top ...

 MAG    DATE    LOCAL-TIME  LAT     LON    DEPTH    LOCATION
        y/m/d     h:m:s     deg     deg     km
 2.2 2019/08/24 00:58:20 36.835N 121.567W  4.2    3 km ( 2 mi) WSW of San Juan Bautista, CA
 1.7 2019/08/23 18:27:18 36.602N 121.267W  5.7   19 km (12 mi) NE  of Gonzales, CA
 2.0 2019/08/23 15:23:04 36.575N 121.167W  2.0   22 km (14 mi) NE  of Soledad, CA
 1.9 2019/08/23 11:55:05 36.650N 121.263W  5.2   20 km (13 mi) SSE of Ridgemark, CA
 1.7 2019/08/23 09:01:24 36.887N 121.608W  2.0    3 km ( 2 mi) E   of Aromas, CA
 1.6 2019/08/23 02:24:13 36.602N 121.094W  8.8   29 km (18 mi) NE  of Soledad, CA
 1.6 2019/08/22 22:03:49 36.699N 121.363W  4.1   13 km ( 8 mi) S   of Ridgemark, CA
 1.6 2019/08/22 21:42:31 36.570N 121.141W  7.0   23 km (14 mi) NE  of Soledad, CA
 1.2 2019/08/22 21:09:48 37.550N 121.780W  6.2   15 km ( 9 mi) S   of Livermore, CA
 1.3 2019/08/21 22:36:31 37.169N 121.564W  4.8    9 km ( 6 mi) ENE of Morgan Hill, CA
 1.3 2019/08/21 12:58:25 36.701N 121.157W  0.1   22 km (14 mi) ESE of Ridgemark, CA
 1.2 2019/08/21 05:23:15 37.562N 121.918W  4.0    6 km ( 4 mi) ENE of Fremont, CA
 2.6 2019/08/21 00:36:34 37.252N 122.054W  6.2    3 km ( 2 mi) WSW of Saratoga, CA
 2.0 2019/08/21 00:26:09 37.248N 122.062W  7.5    4 km ( 2 mi) WSW of Saratoga, CA
 1.5 2019/08/20 16:25:51 37.439N 121.770W  9.3    8 km ( 5 mi) NNE of East Foothills, CA
 1.6 2019/08/20 11:57:04 37.992N 122.451W  1.9    7 km ( 4 mi) E   of Santa Venetia, CA
 0.9 2019/08/20 10:16:11 36.496N 121.062W  9.2   25 km (15 mi) ENE of Soledad, CA
 1.7 2019/08/20 05:41:41 36.632N 121.298W  2.9   19 km (12 mi) NE  of Gonzales, CA
 1.4 2019/08/19 23:48:40 37.395N 121.723W  4.5    8 km ( 5 mi) E   of East Foothills, CA
 1.1 2019/08/19 19:30:23 37.349N 122.232W  4.5    4 km ( 2 mi) S   of Portola Valley, CA
 1.8 2019/08/19 15:24:14 36.684N 121.299W  2.7   15 km (10 mi) SSE of Ridgemark, CA
 0.6 2019/08/19 13:06:22 36.578N 121.156W  7.3   23 km (14 mi) NE  of Soledad, CA
 1.6 2019/08/19 12:23:36 36.692N 121.318W  2.8   14 km ( 9 mi) SSE of Ridgemark, CA
 1.6 2019/08/19 11:36:59 36.495N 121.070W  4.2   24 km (15 mi) ENE of Soledad, CA
 0.9 2019/08/19 08:08:00 36.587N 121.151W  9.1   24 km (15 mi) NE  of Soledad, CA
 1.6 2019/08/19 04:42:12 36.644N 121.261W  4.8   21 km (13 mi) SSE of Ridgemark, CA
 1.0 2019/08/19 00:31:25 36.454N 121.024W  6.8   25 km (15 mi) NE  of Greenfield, CA
 1.5 2019/08/18 23:56:50 37.231N 122.183W 12.8   13 km ( 8 mi) NNW of Boulder Creek, CA
 2.5 2019/08/18 21:25:13 37.748N 122.153W  5.0    3 km ( 2 mi) N   of San Leandro, CA
 1.5 2019/08/18 18:50:14 36.457N 121.040W  7.7   24 km (15 mi) NE  of Greenfield, CA
 1.8 2019/08/18 16:21:53 36.561N 121.154W  7.6   22 km (13 mi) NE  of Soledad, CA
 1.0 2019/08/18 11:01:30 37.453N 121.688W  8.4   14 km ( 9 mi) NE  of East Foothills, CA
 0.9 2019/08/18 01:10:16 37.817N 122.082W 10.8    5 km ( 3 mi) ESE of Moraga, CA

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Data Sources

US and World - USGS/NEIC = National Earthquake Information Center
Northern California - UCB = University of California, Berkeley
Southern California - Caltech = California Institute of Technology
Southern California - UCSD = University of California, San Diego
Nevada - UNR = University of Nevada, Reno
Offshore = West Coast & Alaska Tsunami Warning Center
...all members of the Advanced National Seismic System (ANSS)



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